Area Code 224-233 located in SKOKIE, COOK, IL, more detail is as below. Place NPA (Numbering Plan Area) : 224 NXX (Local Number Prefix) : 233 City : SKOKIE County : COOK State : IL (Illinois) NXX Use Type : Landline NXX Intro Version : 3/29/2006 FIPS (Federal Information Processing Standards) : 17031 LATA (Local Access Transport Area) : 358 Rate Center : SKOKIE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 60077 Other Information NPANXX : 224233 County Population : 0 Switch CLLI (Common Language Location Identifier) : CHCGIL24DS3 MSA CBSA (Core Based Statistical Area) : Chicago-Naperville-Joliet, IL-IN-WI MSA CBSA Code (Core Based Statistical Area) : 16980 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Overlay : L Company : GLOBALCOM, INC.-IL OCN (Operating Company Number) : 4604 Coverage Area Name : SKOKIE Latitude : 42.0262 Longitude : -87.7573 ‹ previous : 224-232 next › : 224-234 Telephone Number List 224-233-0000 ~ 224-233-9999